Which of the following groups include members that lack DNA?
a. Bacteria
b. Fungi
c. Helminths
d. Protozoa
e. Viruses
Ans: e. Viruses
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You stain a cell with a dye that reacts with an enzyme found in the lysosome. You would also expect to see this dye in the:
A. nucleus. B. mitochondria. C. endoplasmic reticulum. D. cytoplasm. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you know about lysosome proteins? How does it relate to the question? Consider Possibilities · What other information is related to the question? Which information is most useful? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
Which mechanism of nutrient acquisition is not seen in bacteria?
A. Group translocation B. Endocytosis C. Facilitated diffusion D. Simple diffusion E. Active transport
During peristaltic contractions which of the following is not moved from the small intestine to the large intestine?
a. Mucosal cells b. Water c. Active bacteria d. Undigested food matter e. Inorganic substances
Once the body becomes adapted to drugs, it takes
even greater exposure to that drug to achieve the same level of reaction. This condition is known as a. synergism. b. habituation. c. psychological dependence. d. tolerance. e. concealment.